Lennox 47K77 Grille

The Lennox 47K77 Grille is a high quality air return grille that is used in the HVAC systems, especially with Lennox heating and cooling systems. This grille has the function of closing and protecting the return air openings which helps the air remaining in the system to be apportioned as needed for heating and cooling. Constructed of robust materials, this grille is long-wearing and also enables an even distribution of air along with helping to save energy and keep the climate inside stably comfortable. It also helps prevent large particles and debris from reducing internally damaging internal components and also increases the life of the unit.